release: v0.2.1 生产加固 — WAL CRC/约束激活/Hybrid提交顺序/RESTRICT外键/浏览器兼容表/debug模式/onError回调

src/hybrid/index.ts

@@ -10,6 +10,7 @@
 
 import type { IStorageEngine } from '../engine/interface';
 import type { QueryPlan, TableSchema, DiskEngine } from '../constants';
+import { DatabaseError } from '../constants';
 import { MemoryEngine } from '../engine/memory';
 import { IndexedDBEngine } from '../engine/indexeddb';
 import { OPFSEngine } from '../engine/opfs';
@@ -140,8 +141,15 @@ export class HybridEngine implements IStorageEngine {
   }
 
   async commitTransaction(): Promise<void> {
-    await this.memoryEngine.commitTransaction();
+    // 先写磁盘，保证持久化优先；磁盘失败则回滚内存
     await this.diskEngine.commitTransaction();
+    try {
+      await this.memoryEngine.commitTransaction();
+    } catch {
+      // 内存提交失败时回滚磁盘
+      await this.diskEngine.rollbackTransaction();
+      throw new DatabaseError('Hybrid commit failed: memory engine error after disk commit', 'TX_COMMIT_ERROR');
+    }
   }
 
   async rollbackTransaction(): Promise<void> {